/Engine/Plugins/Runtime/RigVM/Source/RigVMDeveloper/Public/RigVMCompiler/RigVMAST.h
An abstract syntax tree node expression represents any expression which references a node from the RigVM model.
class FRigVMNodeExprAST : public [FRigVMBlockExprAST](API\Plugins\RigVMDeveloper\RigVMCompiler\FRigVMBlockExprAST)